How do the automatic flush valves work?

I always wondered…the ones that look like they’re not wired to anything. I didn’t really think it would be batteries though…

so you know

This entry was posted in Old Blog and tagged . Bookmark the permalink.

0 Responses to How do the automatic flush valves work?

  1. Julia says:

    I think this is very cool. I”m going to use the chocolate one with my 3rd graders.

Leave a Reply

Your email address will not be published. Required fields are marked *